Home / 40,777.60-56,269.30-22,869.14

Finding the Fourth Proportional to 40,777.60, 56,269.30 and 22,869.14

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Solution

The fourth proportional to 40,777.60, 56,269.30 and 22,869.14 is: 31,557.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,777.60 : 56,269.30 = 22,869.14 : x
  2. Step 2: Convert to fraction form
    40,777.60/56,269.30 = 22,869.14/x
  3. Step 3: Cross multiply
    40,777.60x = 56,269.30 × 22,869.14
  4. Step 4: Simplify right side
    40,777.60x = 1,286,830,640.08
  5. Step 5: Solve for x
    x = 1,286,830,640.08/40,777.60
  6. Step 6: Final answer
    x = 31,557.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.